Read JBL HTPS 300 (serv.man4) Service Manual online
1
THX Powered Subwoofer
HT PS300
TABLE OF CONTENTS
Specifications .................................................................1
Warranty .........................................................................1
Safety Symbols ..............................................................2
Controls and Their Functions.........................................3
Principals of Operation...................................................4
Trouble Shooting Before Opening .................................4
Removing the Amplifier ..................................................4
Trouble Shooting After Removal ...................................5
Final Checks...................................................................7
Components Requiring Exact Replacement..................8
Block Diagram ................................................................9
Amplifier Exploded View ..............................................10
Cabinet Exploded View................................................11
Parts Lists.....................................................................12
Packaging and Shipping ..............................................14
Integrated Circuit Diagrams .........................................15
Printed Circuit Boards .................................................16
Schematic Diagrams ...................................................18
SPECIFICATIONS
Amplifier Power RMS . . . . . . . . 200 Watts
Drivers . . . . . . . . . . . . . . . . . . Dual 12" with polymer
-laminated cones
Inputs . . . . . . . . . . . . . . . . . . . THX and normal line
level, high level
Outputs . . . . . . . . . . . . . . . . . . High Level Unfiltered
Crossover Frequency . . . . . . . . 50-120Hz
Normal and
Normal and
(continuously adjustable)
High Level Inputs
Frequency Response . . . . . . . . 25Hz - crossover point
(Determined by
crossover setting)
(Determined by
crossover setting)
External Dimensions (Inches)
Height . . . . . . . . . . . . . . . . . . . 21 ¾”
Width . . . . . . . . . . . . . . . . . . . 21"
Depth . . . . . . . . . . . . . . . . . . . 21"
Weight . . . . . . . . . . . . . . . . . . 67 lbs
Width . . . . . . . . . . . . . . . . . . . 21"
Depth . . . . . . . . . . . . . . . . . . . 21"
Weight . . . . . . . . . . . . . . . . . . 67 lbs
External Dimensions (mm)
Height . . . . . . . . . . . . . . . . . . . 552 mm
Width . . . . . . . . . . . . . . . . . . . 533 mm
Depth . . . . . . . . . . . . . . . . . . . 533 mm
Weight . . . . . . . . . . . . . . . . . . 30.5 kg
Width . . . . . . . . . . . . . . . . . . . 533 mm
Depth . . . . . . . . . . . . . . . . . . . 533 mm
Weight . . . . . . . . . . . . . . . . . . 30.5 kg
WARRANTY
JBL 1 Year Warranty - Electronics
JBL 5 Year Limited Warranty - Loudspeakers
JBL 5 Year Limited Warranty - Loudspeakers
The JBL warranty on the electronic components in this
loudspeaker system remains in effect for one year from the
date of the first consumer purchase.
loudspeaker system remains in effect for one year from the
date of the first consumer purchase.
The JBL warranty on the loudspeakers (except enclosures)
remains in effect for five years from the date of the first
consumer purchase.
remains in effect for five years from the date of the first
consumer purchase.
Enclosures are warranted for two
years from the date of the purchase.
WHO IS PROTECTED BYTHIS WARRANTY
The JBL warranty protects the original owner and all
subsequent owners providing the loudspeaker was
purchased from an authorized dealer in the United States
or purchased by military personnel from an authorized
military outlet.
The JBL warranty protects the original owner and all
subsequent owners providing the loudspeaker was
purchased from an authorized dealer in the United States
or purchased by military personnel from an authorized
military outlet.
The original dated bill of sale must be
presented whenever warranty service is required.
WHAT IS COVERED BYTHIS WARRANTY
Except as specified below, the JBL warranty covers all
defects in material and workmanship. The following are not
covered: Damage caused by accident, misuse, abuse,
Except as specified below, the JBL warranty covers all
defects in material and workmanship. The following are not
covered: Damage caused by accident, misuse, abuse,
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